Update dependencies

Cargo.toml

@@ -10,9 +10,8 @@ repository = "https://github.com/robertDurst/stellar-vanity-address-generator"
 license-file = "LICENSE"
 
 [dependencies]
-rand = "0.4"
-sha2 = "0.7.0"
-ed25519-dalek = "0.6.1"
+rand = "0.6"
+ed25519-dalek = "1.0.0-pre.1"
 base32 = "0.3.1"
 crc16 = "0.3.4"
 bytes = "0.4.6"

src/lib.rs

@@ -22,6 +22,5 @@ extern crate bytes;
 extern crate crc16;
 extern crate ed25519_dalek;
 extern crate rand;
-extern crate sha2;
 
 pub mod vanity_key;

src/main.rs

@@ -19,8 +19,10 @@ fn main() {
     let postfix = matches.value_of("POSTFIX").unwrap();
 
     println!("\nSEARCHING INITIATED");
+
     let (public_key, private_key) =
         stellar_vanity::vanity_key::generate_vanity_key(&postfix.to_uppercase());
+
     println!(
         "\nSUCCESS!\nPublic Key: {:?}\nSecret Key: {:?}",
         public_key, private_key

src/vanity_key/mod.rs

@@ -1,15 +1,17 @@
-use rand::{Rng, OsRng};
-use sha2::Sha512;
+use rand::{Rng, CryptoRng};
+use rand::rngs::OsRng;
 use ed25519_dalek::Keypair;
 use base32::encode;
 use base32::Alphabet::RFC4648;
 use crc16::*;
 use byteorder::LittleEndian;
 use bytes::{BufMut, BytesMut};
 
-fn generate_random_key(rng: &mut Rng) -> (String, String) {
+fn generate_random_key<A>(rng: &mut A) -> (String, String)
+    where A: Rng + CryptoRng
+{
     // Generate ED25519 key pair
-    let keypair: Keypair = Keypair::generate::<Sha512>(rng);
+    let keypair: Keypair = Keypair::generate(rng);
 
     // ************** Encode the public key ***************** //
     const VERSION_BYTE_ACCOUNT_ID: u8 = 6 << 3;
@@ -64,8 +66,10 @@ fn generate_random_key(rng: &mut Rng) -> (String, String) {
 /// ````
 pub fn generate_vanity_key(word: &str) -> (String, String) {
     let start = 56 - word.len();
+
     // Create cryptographically secure pseudorandom number generator
-    let mut rng: OsRng = OsRng::new().unwrap();
+    let mut rng = OsRng::new().unwrap();
+
     loop {
         let (public_key, private_key) = generate_random_key(&mut rng);
         let three_letter = &public_key[start..];